Description:
Meike MK-N-AF-B Auto Focus AF Macro Extension Tube Set For Nikon DSLR Camera
This Nikon AF tube set contains three piece tubes of different length -- 12mm， 20mm， and 36 mm -- which can be used individually or in any combination to obtain the desired magnification. These extension tubes are designed with all the circuitry and mechanical coupling to maintain auto focus and TTL auto exposure with most Nikon lenses， given there is enough light to activate the cameras AF system properly.

Feature:
Support Auto FocusMK-N-AF1-B Budget version extension tube setProfessional extension tube set， design for Nikon DSLRseven kinds of combinations， seven kinds of magnifications.Engineering plastics material + metal bayonet， perfect match with Nikon DSLR camera and lens.
Specification:
Brand Name: MeikeCompatible Brand: NikonLength: 12mm+20mm+36mmModel Number: Meike MK-N-AF-BCompatible With: all Nikon SLR camerasMaterials: ABS
Package included: 1 x Meike MK-N-AF-B Extension Tube for Nikon1 x Front Cap1 x Rear Cap1 x English User Manual
Detail pictures: